#yuki975
x,n,m=map(int,raw_input().split())
a=map(int,raw_input().split())
b=map(int,raw_input().split())
if x in a and x in b:
 print 'MrMaxValu'
elif x in a:
 print 'MrMax'
elif x in b:
 print 'MaxValu'
else:
 print -1